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New Fairfield (Connecticut) (US)

Air Quality Trend (last 7 days)

Good (0-50)
Moderate (51-100)
Unhealthy for Sensitive Groups (101-150)
Unhealthy (151-200)
Very Unhealthy (201-300)
Hazardous (300+)

Weather - 48h MET Norway

غائم
18°C
غائم
Humidity
46.1%
Wind
2 m/s
Pressure
1023.5 hPa
Direction
75°
Sunrise
04:00
Sunset
16:00
24h Forecast:
Temp.
4° / 19°
Precip.
4mm
Max wind
6.3 m/s

Hourly Forecast

04.04
Now
Weather
18°
04.04
18:00
Weather
19°
04.04
19:00
Weather
19°
04.04
20:00
Weather
17°
6
04.04
21:00
Weather
13°
6
04.04
22:00
Weather
11°
6
04.04
23:00
Weather
5
05.04
00:00
Weather
6
05.04
01:00
Weather
6
05.04
02:00
Weather
6
05.04
03:00
Weather
6
05.04
04:00
Weather
6
05.04
05:00
Weather
6
05.04
06:00
Weather
0.1
6
05.04
07:00
Weather
5
05.04
08:00
Weather
05.04
09:00
Weather
05.04
10:00
Weather
05.04
11:00
Weather
05.04
12:00
Weather
05.04
13:00
Weather
13°
5
05.04
14:00
Weather
16°
6
05.04
15:00
Weather
18°
0.6
6
05.04
16:00
Weather
18°
3.3
6

Temperature

19°C
4°C
17:00
18°C
18:00
19°C
19:00
19°C
20:00
17°C
21:00
13°C
22:00
11°C
23:00
8°C
00:00
7°C
01:00
6°C
02:00
6°C
03:00
5°C
04:00
5°C
05:00
5°C
06:00
4°C
07:00
4°C
08:00
5°C
09:00
5°C
10:00
6°C
11:00
7°C
12:00
9°C
13:00
13°C
14:00
16°C
15:00
18°C
16:00
18°C
17:00 04:00 16:00

Precipitation

3.3mm
0mm
06:00
0.1mm
15:00
0.6mm
16:00
3.3mm
17:00 04:00 16:00

Wind

6.3m/s
0m/s
17:00
2 m/s
18:00
3.1 m/s
19:00
3.8 m/s
20:00
6.3 m/s
21:00
6.3 m/s
22:00
5.8 m/s
23:00
5.4 m/s
00:00
5.6 m/s
01:00
5.6 m/s
02:00
5.6 m/s
03:00
5.8 m/s
04:00
6.1 m/s
05:00
5.9 m/s
06:00
5.8 m/s
07:00
5.3 m/s
08:00
4.9 m/s
09:00
4.7 m/s
10:00
4.6 m/s
11:00
4.8 m/s
12:00
4.4 m/s
13:00
5.4 m/s
14:00
5.8 m/s
15:00
6.2 m/s
16:00
6 m/s
17:00 04:00 16:00

Radiation

No sensor within 100 km.

We display the worst measurements from all stations in the area. This approach provides a more cautious assessment of air quality, accounting for local pollution sources.

AQI
94.3 km
129
43%

Measurement time: 2026-04-04 17:00

Calculated from PM2.5/PM10

O3
70.3 km
104.25 µg/m3
65.2%

Measurement time: 2026-04-04 18:53

source: OpenWeatherMap

PM2.5
94.3 km
47 µg/m3
56%

Measurement time: 2026-04-04 17:00

source: Aqicn

PM10
75.6 km
16 µg/m3
11.4%

Measurement time: 2026-04-04 18:00

source: Aqicn

NO2
51.6 km
11.4 µg/m3
5.7%

Measurement time: 2026-04-04 17:00

source: Aqicn

CO
70.3 km
0.20573 mg/m3
1.5%

Measurement time: 2026-04-04 18:53

source: OpenWeatherMap

SO2
70.3 km
1.86 µg/m3
0.5%

Measurement time: 2026-04-04 18:53

source: OpenWeatherMap

Info


Latitude: 41.46648
Longitude: -73.48568

Cities in the area:


Solar Energy

Moderate
337 W/m²
Solar Radiation
Solar Calculator
Calculate energy production for New Fairfield

About Air Quality in New Fairfield

Air quality in New Fairfield is monitored in real-time by sensors and measurement stations. On this page you'll find current data on major air pollutants including particulate matter PM2.5 and PM10, nitrogen dioxide (NO2), ozone (O3), and radiation levels.

Common Pollutants in New Fairfield

  • PM2.5 - fine particulate matter up to 2.5 micrometers, particularly harmful to health
  • PM10 - particulate matter up to 10 micrometers from traffic and industry
  • NO2 - nitrogen dioxide mainly emitted by vehicles
  • O3 - tropospheric ozone formed in photochemical reactions

When is Air Quality Best in New Fairfield?

Generally, the best air quality occurs:

  • Early morning (5:00-7:00 AM) before rush hour traffic
  • After rainfall which cleanses the atmosphere
  • During strong winds that disperse pollutants
  • In summer months when heating systems are less used

Tips for Runners in New Fairfield

If you're planning outdoor activities in New Fairfield, always check the current AQI value. When AQI exceeds 100, consider moving your workout indoors or shortening the distance. People with respiratory issues, children, and seniors should be especially cautious during elevated pollution levels. Choose routes away from busy streets and industrial areas.